Dow Falls 1,000 Points as Tech Selling Picks Back Up

After a brief relief rally, stock market selling accelerated again heading into the close. The Dow Jones Industrial Average sank 1,000 points, or 1.9%. The S&P 500 fell 1%. The Nasdaq dropped 0.9%. The S&P and Nasdaq both were on pace to mark intraday comebacks but lost steam as traders digested the latest updates from Federal Reserve Chairman Kevin Warsh.